20407029272

素因数分解:

$2^3\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2445713}}^1$

素因数の和:2445875

約数の個数: 32

約数和(自身を含む): 44022852000

約数和(自身を除く): 23615822728

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 149, 298, 596, 1043, 1192, 2086, 4172, 8344, 2445713, 4891426, 9782852, 17119991, 19565704, 34239982, 68479964, 136959928, 364411237, 728822474, 1457644948, 2550878659, 2915289896, 5101757318, 10203514636, 20407029272]

約数ペア:

[(1, 20407029272), (2, 10203514636), (4, 5101757318), (7, 2915289896), (8, 2550878659), (14, 1457644948), (28, 728822474), (56, 364411237), (149, 136959928), (298, 68479964), (596, 34239982), (1043, 19565704), (1192, 17119991), (2086, 9782852), (4172, 4891426), (8344, 2445713)]